Corey is also a distinguished instructor at UCLA, where he earned his MFA. His students have gone on to sell or option scripts to Warner Brothers, Paramount , Sony Pictures, Disney, Fox, Fox 2000, MGM, Universal , Showtime, USA Network and Lifetime. Others have gained admission to the USC and UCLA MFA Screenwriting Programs, the AFI Conservatory Screenwriting Program and Sundance Screenwriter’s Lab. He is also a mentor for Film Independent's screenwriting lab.